1994 Oldsmobile Cutlass Supreme Service and Repair Manual

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Factory-Grade Data

1994 Oldsmobile Cutlass Supreme service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Base Sedan 4-Door
  • S Coupe 2-Door
  • Base Convertible 2-Door
  • S Sedan 4-Door
  • Base Coupe 2-Door

Engines covered

  • 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated
  • 3.4L 207Cu. In. V6 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

1994 Oldsmobile Cutlass Supreme Recalls & Complaints

No active recalls The 1994 Oldsmobile Cutlass Supreme has no recalls on file with NHTSA.
TSB #10000782

REVISED PISTON PIN REMOVAL / INSTALLATION PROCEDURE. *TT

TSB #619360

SOME OWNERS MAY COMMENT ON DRIVEABILITY SYMPTONS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS. *TT

TSB #619370

OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING

TSB #615074

SOME VEHICLES MAY EXHIBIT FRONT SUSPENSION SCRUNCH / POPPING TYPE NOISE COMING FROM THE FRONT OF VEHICLE THAT IS APPARENT DURING LOW SPEED TURNING MANEUVERS. *TT

TSB #615073

SOME V6 ENGINES MAY, ON A VERY INFREQUENT BASIS, HAVE AN OIL ODOR CONDITION THAT IS GENERALLY ENCOUNTERED AFTER THE ENGINE'S OIL HAS BEEN CHANGED.TYPICALLY THE ODOR LASTS APPROXIMATELY 1000 MILES AFTER THE CHANGE OF OIL AND THEN DOES NOT RE

TSB #6089996

SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT

TSB #6088680

CUSTOMERS MAY COMPLAIN OF GRINDING / SCRAPING / GROANING NOISE FROM REAR SUSPENSION. *TT

TSB #51353

EXCESSIVE OIL CONSUMPTION (REPLACE PCV HARNESS). *TW

Showing the 8 most recent of 19 technical service bulletins on file with NHTSA.

19991122Component: AIR BAGS:FRONTALCrash reported1 injured

WHILE DRIVING AT APPROXIMATELY 50-55 MPH DRIVER LOST CONTROL OF VEHICLE AND ROLLED OVER. UPON IMPACT, DRIVER'S AIRBAG DID NOT DEPLOY, CAUSING INJURIES.CERTIFIED MECHANIC CLAIMED THERE WAS A DETONATION

19991227Component: AIR BAGS:FRONTALCrash reported

OWNER REAR ENDED ANOTHER VEHICLE AT 35MPH,AND DRIVER'S SIDE AIRBAG DID NOT DEPLOY. MANUFACTURER HAS SEEN VEHICLE. *AK

19981215Component: SEAT BELTS:FRONT:WEBBINGCrash reported

WHEN VEHICLE MAKES SHARP TURNS OR STOPS QUICKLY THE SEAT BELTS DO NOT LOCK, AND PASSENGER COULD BE THROWN INTO THE DASHBOARD WHEN BELTS DO NOT HOLD. BELTS THAT ARE CONNECTED TO THE DOOR ARE DEFECTIVE,

20040830Component: AIR BAGS:FRONTAL1 injured

WHILE STARTING THE VEHICLE DRIVER'S AIR BAG DEPLOYED. PASSENGER SUSTAINED A CUT TO FOREHEAD AND BRUISES TO THE KNEES WHEN COMING IN CONTACT WITH THE AIR BAG. *AK

20040401Component: ELECTRICAL SYSTEM

BRAKE LIGHTS CONTINUOUSLY WENT OUT WITHOUT WARNING. WHEN THIS OCCURRED FUSE AND THE BULB BLEW OUT, AND NEEDED TO BE REPLACED. THIS WAS CAUSED BY A SHORT IN THE ELECTRICAL SYSTEM. VEHICLE HAD BEEN SERV

Showing the 5 most serious of 59 complaints filed with NHTSA.

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